Non-lethal weapons
I believe that effective non-lethals could be the key to winning the war against terrorism.
A howl will be heard around the world because the developement of reliable and practical non-lethal weapons could potentially mean the end of disruptive civil disobedience.
fuzzy ethics?
Your invisible beam weapon
Who knows how soon we will have them. This seems to be one of those things like fusion power and nano-tech that is always twenty years ahead of us.
Will we suppress technology that can provide security without casualties?